(0 7 2)(1 19 16)(3 14 5)(4 20 10)(6 12 9)(8 18 17)(11 15 13)
ALLOWS (11/8)-SEQUENCE
1: (3 14 18)
(0 7 2)(1 19 16)(3 17 8 18 5)(4 20 10)(6 12 9)(11 15 13)(14)
2: (8 18 17)
(0 7 2)(1 19 16)(3 17 5)(4 20 10)(6 12 9)(8)(11 15 13)(14)(18)
3: (4 20 10)
(0 7 2)(1 19 16)(3 17 5)(4)(6 12 9)(8)(10)(11 15 13)(14)(18)(20)
4: (6 12 9)
(0 7 2)(1 19 16)(3 17 5)(4)(6)(8)(9)(10)(11 15 13)(12)(14)(18)(20)